systemd unit files for multiple sidekiq workers

sidekiq.service

[Unit]
Description=Sidekiq workers
# start as many workers as you want here
[email protected]
[email protected]
# ...

[Service]
Type=oneshot
ExecStart=/bin/true
RemainAfterExit=true

[email protected]

[Unit]
Description=Sidekiq worker %I
# restarts/stops with sidekiq
PartOf=sidekiq.service
After=network.target

[Service]
# Run as a systemd notify service with watchdog support (sidekiq v6.0.6+)
Type=notify
WatchdogSec=5
# Modify to your application user/group/pwd
User=app
Group=app
UMask=0002
WorkingDirectory=/app
ExecStart=/app/bin/sidekiq -C config/sidekiq.yml -e production
# restart & stop send TERM to main process, wait up to 30 seconds, then KILL if still running
KillMode=mixed
TimeoutStopSec=30
# restart on non-zero exit or other failure after 5 seconds
Restart=on-failure
RestartSec=5
# don't create a new systemd.slice per instance
Slice=system.slice

@sj26 very helpful thank you so much.